import type { TemplateResult } from '../ui/types.js';
/**
 * Event types for NDJSON streaming output in watch mode.
 * Note: These are watch-specific events, not a 1:1 mapping to OrchestratorEvents.
 * - 'init' and 'error' are synthetic events created by watch command
 * - 'templateChanged', 'templateApplied', 'templateError' map to Orchestrator events
 */
export type StreamEventType = 'init' | 'templateChanged' | 'templateApplied' | 'templateError' | 'error';
export interface StreamEvent {
    type: StreamEventType;
    timestamp: string;
    data: TemplateResult | TemplateResult[] | Record<string, unknown>;
}
export declare function ndjsonEvent(type: StreamEventType, data: TemplateResult | TemplateResult[] | Record<string, unknown>): void;